Authorities are investigating a shooting in downtown Mauston.  Mauston Police Chief Mark Messer said about 12:10am Friday morning the Juneau County dispatch received several calls about a shooting that took place in the 300-block of Eest State Street behind P.J.s Bar and Grill.  There were two female victims.  One of the victims was pronounced dead by the Juneau County Coroner.  Law enforcement has a man in custody and the public is not in danger.  Names of the victims are being withheld pending notification of family members.  Downtown Mauston traffic was rerouted for several hours during the investigation.  Name of the shooter is being withheld pending completion of autopsy.  The suspect is anticipated to be in court on Monday, June 3rd, 2013.